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Hardrock
Mining Threatens Existing Uses
Most people who live, work and recreate in the Tangle Lakes Country
largely do so because of its beauty, abundant wildlife, fish and
waterfowl resources and wild nature. But this place of unique natural
attributes is threatened by the encroachment of industrial development.
People are beginning to realize that this place as they now know
it may not exist for their children to enjoy.
The most disturbing and imminent threat is hardrock
(lode) mining. Small-scale placer mining has gone on beyond
the hills north of the Tangles for decades. More recently, however,
interest has grown in lode nickel, copper and platinum. Preliminary
surveys conducted by state and federal agencies identified two east-west
mineralized belts: one to the north in the vicinity of placer deposits
in Broxson Gulch and Rainy Creek, the other running through the
Tangles, Landmark Gap and 14-Mile Lake.
Based on these results and the long-term presence of placer mining
on local creeks, mining companies began sniffing around the Denali
Country. Nothing of potential interest occurred until the late 1990s
– when Nevada
Star Resources (then M.A.N. Resources) began staking large blocks
of land. Although still owned by the federal government at the time,
the State of Alaska, at the urging of the company, moved to take
ownership of the lands north of the Denali Highway – from
Mile 12 to Mile 27. Thus, by 2003, the so-called “Denali
Block," some 314 square miles in area, was transferred
to the State of Alaska as part of its land entitlement under the
Alaska Statehood Act.
The Players: Nevada Star and Anglo American
Nevada Star Resources, a junior
Canadian exploration company, presently controls approximately 269
square miles of mining claims. These claims surround the Tangle
Lakes which are in the federal Wild and Scenic River corridor, and
include Landmark Gap, the Amphitheatre Mountains, and 14-Mile Lake.
There is also a large block of claims just south of the Eureka Glacier,
extending to the east to the ridges and creeks around Broxson Gulch,
including Rainy and Ann Creeks. In addition, the company controls
a block of claims on the northeastern side of Rainbow Mountain,
above the Canwell Glacier, and another block of claims adjacent
to the Richardson Highway near Fielding Lake. Generally, the MAN
Project focuses on a suspected east-west trend of nickel, platinum
and copper mineralization.
Late in the winter of 2004, Anglo
American, a global mining company with interests in gold, base
metals, coal and platinum, entered the picture. Anglo signed an
agreement with Nevada Star that over five years, the company would
spend up to $12 million on exploration on the Tangle Lake claims
and claims near Fish Lake, north of the Amphitheatre Mountains.
Type of Exploration and Targeted Minerals
Based on surface sampling and geophysical data, Nevada Star believes
there is potential for significant deposits of platinum, palladium
and other related platinum group elements, as well as nickel and
copper. Anglo’s Tangle Lakes claims are thought to contain
the greatest potential for a nickel-copper-platinum massive sulfide
deposit. Nevada Star is conducting conventional hardrock mineral
exploration on its claims in the Rainbow Mountain and Broxson Gulch
areas. This consists of drilling and trenching. In road-accessible
areas, such as Rainbow Mountain, access roads have been constructed.
In other places, Nevada Star uses helicopters to sling in drilling
equipment and transport personnel.
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